Camera2 Test: Skip CameraModuleTest for HAL V1 devices

Bug: 10971907
Change-Id: Ia3aa0e370d7eb5de6bb1fb7ff48a71ea5605fa17
Update HWC documentation for virtual displays

Bug: 8316155
Change-Id: I56598551b07082bfff90df160b103a4158e8c8c9
Merge tag 'android-4.4.1_r1' into HEAD

Android 4.4.1 Release 1
libhardware: Add sound card status parameter

Currently audiod monitoring sound card status instead of adsp status.
This is a bug fix to monitor sound card. Audio HAL is going to use
sound card key to check sound card to status.

Change-Id: If2eba2aad2a70a414c8b258bba1ecd8f3a4b8df1